/* ============================================
   SHAKE ANIMATION (password gate)
   ============================================ */
.shake {
  animation: shake 0.4s ease;
}
@keyframes shake {
  0%, 100% { transform: translateX(0); }
  20% { transform: translateX(-8px); }
  40% { transform: translateX(8px); }
  60% { transform: translateX(-5px); }
  80% { transform: translateX(5px); }
}

/* ============================================
   SCROLL ANIMATIONS
   ============================================ */
[data-animate] {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s cubic-bezier(0.16, 1, 0.3, 1),
              transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
}

[data-animate="fade-right"] {
  transform: translateX(-40px);
}
[data-animate="fade-left"] {
  transform: translateX(40px);
}
[data-animate="scale-in"] {
  transform: scale(0.95);
}

[data-animate].is-visible {
  opacity: 1;
  transform: none;
}

/* Stagger children */
.skills__chips .chip,
.projects__grid .project-card,
.about__stats .stat-card,
.timeline__item {
  transition-delay: calc(var(--stagger-index, 0) * 60ms);
}

/* ============================================
   PARALLAX ELEMENTS
   ============================================ */
.parallax-element {
  will-change: transform;
  transition: transform 0.1s linear;
}

/* ============================================
   REDUCED MOTION
   ============================================ */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  [data-animate] {
    opacity: 1;
    transform: none;
    transition: none;
  }

  .hero__scroll-line {
    animation: none;
    opacity: 0.5;
  }

  #particle-canvas {
    display: none;
  }
}